For Florence and Paul it’s their big day, they are going to have triplets, but once in the hospital, the birth is not going to be as easy as expected. Mathis, an adopted child, learns that a detective has tracked down his biological father. Late-career footballer Mica is playing big for tonight’s game after a season seated on the sidelines. Maud is 38 today. This obese young woman makes a disastrous report on her sentimental life.

Florence, a young mother overwhelmed, reproaches Paul for abandoning his family. Michaël gets kicked out of the club because of his behavior. What will become of him? Maud begins a relationship with Tanguy but her close relationship with her brother disturbs their relationship. Agnes doesn't like the attitude of Mathis' biological father. She puts her foot in the dish to find out more.

Florence does not assume her role of adoptive mother. She goes to find answers from her biological father. Maud is going to make a discovery about Tanguy's past which arouses her jealousy. Amidou reminds his son of his origins, he who has always done everything to fit in. Freshly converted to the profession of actor, Michaël is seized with doubts in the face of legitimacy.

The Gallo family is getting ready to celebrate Christmas with their parents in Florence, but the car breaks down in the countryside! Now it's Christmas too and Mathis will do everything to make the day perfect, but he makes a discovery that risks ruining his plans. Maud is in low spirits and fate is against her. She finds herself locked in her offices. Is she going to spend New Years alone ?